TY  - BOOK
AU  - Johnstone, H. Fraser
AU  - Singh, Alamjit D., coaut.
TI  - recovery of sulphur dioxide from dilute waste gases by chem-ical regeneration of the absorbent / H. Fraser Johnstone an-d Alamjit D. Singh
CY  - Urbana, Illinois : University of Illinois, Engineering Experiment Station
ER  -